Results 111 to 120 of about 114,766,000 (249)

Effect of drought stress on yield, proline and chlorophyll contents in three chickpea cultivars [PDF]

open access: yes, 2010
Drought stress is one of the major abiotic stresses in agriculture worldwide. This study was carried out to investigate the effect of drought stress on proline content, chlorophyll content, photosynthesis and transpiration, stomatal conductance and yield
Siosemardeh, A.   +4 more
core  

Characterization of a novel R98Q mutation that confers resistance to sulfentrazone in common ragweed (Ambrosia artemisiifolia) populations from Michigan

open access: yesPest Management Science, EarlyView.
Field‐collected Ambrosia artemisiifolia populations from Michigan, USA, soybean fields exhibited strong resistance to the protoporphyrinogen IX oxidase (PPO)‐inhibiting herbicide sulfentrazone and reduced sensitivity to fomesafen. Target‐site analysis identified a novel Arg‐98‐Gln (R98Q) substitution in PPO2, co‐occurring with the previously reported ...
Sara Álvarez‐Rodríguez   +4 more
wiley   +1 more source

Machine learning‐driven advances in carbon‐based quantum dots: Opportunities accompanied by challenges

open access: yesResponsive Materials, EarlyView.
Machine learning provides a unifying framework to connect structure, fluorescence properties, and applications of carbon‐based quantum dots. This review highlights how data‐driven strategies enable fluorescence regulation, reveal underlying mechanisms, and accelerate the rational design of functional carbon dots.
Liangfeng Chen   +8 more
wiley   +1 more source

Effect of Tytanit and Stymjod on Phleum pratense L. Photosynthetic Activity and the Content of Chlorophyll Pigments

open access: yesPlants
The use of Stymjod and Tytanit supports natural resistance mechanisms and improves the condition of Phleum pratense, which is in line with sustainable agriculture and integrated production.
Jacek Sosnowski   +4 more
doaj   +1 more source

Efficient water‐soluble blue/red‐emissive carbon dots matching plant absorption spectra: Synthesis, tunable control, and their applications in promoting plant growth

open access: yesResponsive Materials, EarlyView.
Guided by the spectral demand of plant photosystems, this review summarizes the synthesis, emission regulation, dual‐emission design, and gram‐scale production of CDs for agricultural applications. Spectrally matched blue‐ and red‐emissive CDs enhance plant light utilization by converting underutilized light into photosynthetically active radiation and
Yijing Chen   +5 more
wiley   +1 more source

Global data product of chlorophyll a concentration and phytoplankton community composition (microphytoplankton, nanophytoplankton and picophytoplankton) computed from in situ fluorescence profiles

open access: yes, 2015
In vivo chlorophyll a fluorescence, a proxy of chlorophyll a concentration, is one of the most frequently measured biogeochemical property in the ocean.
Pesant, Stephane   +15 more
core   +1 more source

Agrivoltaic Lettuce Production Under Future Climates: A Sustainable Strategy for Optimizing Food and Energy Yields

open access: yesSustainable Development, EarlyView.
ABSTRACT Food system resilience is increasingly challenged by climate change and global trade volatility, even in high‐income nations like Canada. Agrivoltaics—co‐locating crops and photovoltaics (PV)–offers a sustainable production strategy to optimize land use and address both food and energy security.
Uzair Jamil   +4 more
wiley   +1 more source

A new approach for estimating northern peatland gross primary productivity using a satellite-sensor-derived chlorophyll index

open access: yes, 2011
Carbon flux models that are largely driven by remotely sensed data can be used to estimate gross primary productivity (GPP) over large areas, but despite the importance of peatland ecosystems in the global carbon cycle, relatively little attention has ...
A. Harris   +4 more
core   +1 more source

Addressing Water Scarcity in Agriculture: A Bibliometric Analysis of Hydrogel‐Based Strategies for Drought Resilience and Sustainable Water Management

open access: yesSustainable Development, EarlyView.
ABSTRACT Drought poses a significant threat to agricultural systems worldwide, exacerbating challenges to food security and sustainability. Hydrogels, superabsorbent polymers that can retain substantial amounts of water, have emerged as a promising solution to mitigate the adverse effects of drought. In this integrated bibliometric and narrative review,
Waqas Liaqat   +10 more
wiley   +1 more source

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